EP 2420658 A1 20120222 - ENGINE COMBUSTION CHAMBER STRUCTURE AND METHOD FOR PRODUCING THE SAME
Title (en)
ENGINE COMBUSTION CHAMBER STRUCTURE AND METHOD FOR PRODUCING THE SAME
Title (de)
AUFBAU EINER MOTORVERBRENNUNGSKAMMER UND HERSTELLUNGSVERFAHREN DAFÜR
Title (fr)
STRUCTURE DE CHAMBRE DE COMBUSTION DE MOTEUR ET PROCÉDÉ POUR SA PRODUCTION
Publication
Application
Priority
- JP 2010056957 W 20100414
- JP 2009099132 A 20090415
Abstract (en)
An object of the present invention is to enhance the thermal efficiency of an engine, to provide a film having low thermal conductivity and low heat capacity and being free from separation, drop-off and the like and excellent in durability and reliability. According to the present invention, an engine combustion chamber structure, wherein an anodic oxide film having a thickness of from more than 20 µm to 500 µm and a porosity of 20% or more is formed on the inner surface of the engine combustion chamber, and a manufacturing method thereof are provided.
IPC 8 full level
F02B 23/00 (2006.01); F02F 1/24 (2006.01); F02F 3/10 (2006.01)
CPC (source: EP US)
C25D 11/08 (2013.01 - EP US); C25D 11/10 (2013.01 - EP US); F02F 1/00 (2013.01 - EP US); F02F 1/24 (2013.01 - EP US); F02F 3/10 (2013.01 - EP US); F02F 3/14 (2013.01 - EP US); F02B 23/00 (2013.01 - EP US); F02B 2023/0609 (2013.01 - EP US); F05C 2203/0869 (2013.01 - EP US); F05C 2253/12 (2013.01 - EP US); Y10T 29/49272 (2015.01 - EP US)
Designated contracting state (EPC)
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR
DOCDB simple family (publication)
EP 2420658 A1 20120222; EP 2420658 A4 20131106; EP 2420658 B1 20150520; CN 102459838 A 20120516; CN 102459838 B 20160420; JP 2010249008 A 20101104; JP 5696351 B2 20150408; US 2012042859 A1 20120223; US 9816458 B2 20171114; WO 2010119977 A1 20101021
DOCDB simple family (application)
EP 10764559 A 20100414; CN 201080026269 A 20100414; JP 2009099132 A 20090415; JP 2010056957 W 20100414; US 201013264626 A 20100404